Index: ios/chrome/browser/history/web_history_service_factory.h |
diff --git a/ios/chrome/browser/history/web_history_service_factory.h b/ios/chrome/browser/history/web_history_service_factory.h |
index 49f5f6325846ebf8a2e01f8778757c2e359c37b6..c2a067a0e0de09c8e123cf9fb2ea5e74861ca5d6 100644 |
--- a/ios/chrome/browser/history/web_history_service_factory.h |
+++ b/ios/chrome/browser/history/web_history_service_factory.h |
@@ -9,8 +9,10 @@ |
#include "base/memory/scoped_ptr.h" |
#include "components/keyed_service/ios/browser_state_keyed_service_factory.h" |
+namespace base { |
template <typename T> |
struct DefaultSingletonTraits; |
+} // namespace base |
namespace history { |
class WebHistoryService; |
@@ -29,7 +31,7 @@ class WebHistoryServiceFactory : public BrowserStateKeyedServiceFactory { |
static WebHistoryServiceFactory* GetInstance(); |
private: |
- friend struct DefaultSingletonTraits<WebHistoryServiceFactory>; |
+ friend struct base::DefaultSingletonTraits<WebHistoryServiceFactory>; |
WebHistoryServiceFactory(); |
~WebHistoryServiceFactory() override; |